Jets Munt VT80BL, Instruction Manual

Page 1: ...age 1 Specifications Nominal thrust 80N at 150 000 RPM Idle thrust 4 5N Idle RPM 45 000 Diameter 90 5mm 3 56 Engine weight 950g 2 1lb Installed weight 1 075g 2 37lb Fuel Kerosene 3 5 oil Fuel comsumpt...

Page 2: ...Fuel system Page 8 Fuel lter Page 8 ECU Engine Control Unit Set Up Page 8 Aligning transmitter with ecu Page 10 Failsafe Page 11 Preparing the engine for running Page 11 Prevent ood engine Page 12 Fir...

Page 3: ...358 Arenys de Munt Barcelona Spain Web site www jets munt com E mail info jets munt com Fax 34 93 7950113 Legal and Disclaimer The engine design and the contents of this manual are copyright by Jets M...

Page 4: ...e di culty and specialist equipment Simply slackening the spinner nut of the rotor will immediately lose the delicate balance condition without which the engine may not run without damage to its rotat...

Page 5: ...engine exhaust contains gases which can cause asphyxiation and nuisance smells 5 Do not touch the engine whilst it is running Turbines rotate at a very high rpm and the engine casing and exhaust can r...

Page 6: ...rom the engine intake so there is no possibility of accidental ingestion of the wire 3 Fuel pipe should be routed similarly clear of the intake 4 The fuel pump should be preferably mounted with the sp...

Page 7: ...can be pulled out of the plane and without connecting to the ecu just using an 5 10V battery the data stored can be played back in real time same presentation as if the engine was running Playback mod...

Page 8: ...he ecu so that some fuel clean all the possible dirt particles that could have entered in the system during installation ECU Engine Control Unit Set Up The ECU supplied is supplied programmed for the...

Page 9: ...VT80BL Instruction Manual Page 9 JETS MUNT S L Engine installation Electrical connections Engine installation Fuel system...

Page 10: ...lay will now change to 6 Leaving the throttle stick in the minimum position raise the throttle trim to the full up position or switch Engine Cut switch to o and again press the button to store the val...

Page 11: ...should not be required and can only be carried out by Jets Munt SL or your authorized dealer Preparing the engine for running A suitable platform table workbench is now required to clamp the test sta...

Page 12: ...rted start the start up sequence is aborted by the user or automatically before the engine arrive to idle This can cause that the kerosene inside the engine keep burning for long time and could destro...

Page 13: ...ized in pulsating mode Few seconds later the kerosene will ignite and the exhaust temperature will begin to increase The rpm and pump power will increase automatically During this phase the data termi...

Page 14: ...sing the starter for long time can destroy the starter motor List of ECU message codes Here is a list of possible messages shown on the data terminal screen and their meaning TrimLow Indicates that th...

Page 15: ...efective RPM sensor RCPwFail Lack of power from the radio receiver VT80BL Trouble Shooting PROBLEMS SOLUTIONS The engine loses power in ight 1 The ECU battery is empty recharge 2 The lters are dirty T...

Page 16: ...ngine Use a appropriate adapter for the 6mm tube output of the UAT to the 4mm in the inlet side of the fuel pump direction of fuel ow is clearly shown at the top of the pump The clear 4mm tubing is us...

Page 17: ...e 2T oil The engine can use 2T oil but the di erent oil brands use di erent contents of additives to protect the mechanical parts from rust during inactivity periods This is good for engine protection...

Page 18: ...e glow plug voltage The engine come from factory with this voltage adjusted for reliable starts and long life of the glow plug element Increasing the voltage beyond the necessary will cause the failur...

Page 19: ...l system is kept free from dust and dirt inclusion and that fuel is carefully ltered Running Time Counters Using the second left hand button scroll through the menu s to the INFO menu This screen cont...

Page 20: ...he normal procedure Trim up cycle stick The time to shut down and later start is exactly the same as standard operation This mode is useful for gliders where the engine is used to climb to height shut...

Page 21: ...Start option in the ECU Menu Do this during a normal ight at a high altitude and throttle down to idle then begin a 15sec count down From this try to gauge if the aircraft can maintain ight during th...

Page 22: ...ve a plane in particular circumstances but it can do much more harm than good A belly landing or landing gear damage due to a ameout induced heavy landing is more favorable than a similar landing arri...

Page 23: ...een Button Radio Check to go to Radio Screen Button Last Shutdown to go to Last Shutdown Screen Button File to go to File Screen Only visible if uSD inserted before turn on Button Back to go initial s...